diff options
Diffstat (limited to 'drivers/gpu/drm/drm_edid.c')
-rw-r--r-- | drivers/gpu/drm/drm_edid.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 484c36a4b7a5..5a3770fbd770 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c | |||
@@ -2079,3 +2079,22 @@ int drm_add_modes_noedid(struct drm_connector *connector, | |||
2079 | return num_modes; | 2079 | return num_modes; |
2080 | } | 2080 | } |
2081 | EXPORT_SYMBOL(drm_add_modes_noedid); | 2081 | EXPORT_SYMBOL(drm_add_modes_noedid); |
2082 | |||
2083 | /** | ||
2084 | * drm_mode_cea_vic - return the CEA-861 VIC of a given mode | ||
2085 | * @mode: mode | ||
2086 | * | ||
2087 | * RETURNS: | ||
2088 | * The VIC number, 0 in case it's not a CEA-861 mode. | ||
2089 | */ | ||
2090 | uint8_t drm_mode_cea_vic(const struct drm_display_mode *mode) | ||
2091 | { | ||
2092 | uint8_t i; | ||
2093 | |||
2094 | for (i = 0; i < drm_num_cea_modes; i++) | ||
2095 | if (drm_mode_equal(mode, &edid_cea_modes[i])) | ||
2096 | return i + 1; | ||
2097 | |||
2098 | return 0; | ||
2099 | } | ||
2100 | EXPORT_SYMBOL(drm_mode_cea_vic); | ||